Can an busted ovarian cyst cause vaginal odor?

No: The ovary is not connected to your vagina. There is no relationship between an ovarian cyst and vaginal odor. Vaginal discharge requires an examination to determine the cause and treatment. Bacterial vaginosis is the most common cause and often has a vaginal odor. Vaginal itching can be a sign of a yeast infection. Sometimes vaginal discharge can be a sign of a sexual transmitted infection.